17980493858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{7673}}^1\times {\mathrm{61667}}^1$

素因数の和:69361

約数の個数: 16

約数和(自身を含む): 28394413920

約数和(自身を除く): 10413920062

約数列:

[1, 2, 19, 38, 7673, 15346, 61667, 123334, 145787, 291574, 1171673, 2343346, 473170891, 946341782, 8990246929, 17980493858]

約数ペア:

[(1, 17980493858), (2, 8990246929), (19, 946341782), (38, 473170891), (7673, 2343346), (15346, 1171673), (61667, 291574), (123334, 145787)]